<template>
  <div :class="className" :style="{ height: height, width: width }" />
</template>
  
<script>
import * as echarts from 'echarts'
require('echarts/theme/macarons') // echarts theme
import resize from './mixins/resize'
import { listRoute, getRoute, delRoute, addRoute, updateRoute, changeStatus } from "@/api/lxy/route";

const animationDuration = 6000

export default {
  mixins: [resize],
  props: {
    className: {
      type: String,
      default: 'chart'
    },
    width: {
      type: String,
      default: '100%'
    },
    height: {
      type: String,
      default: '300px'
    },
    xAxisData: {
      type: Array,
      required: true,
    },
    yAxisData: {
      type: Array,
      required: true
    },
    formatter: {
      type: String,
      default: 'vertical'
    }
  },
  watch: {
    xAxisData(newVal) {
      console.log(newVal)
      this.initChart();
    },
    yAxisData(newVal) {
      console.log(newVal)
      this.initChart();
    }
  },
  data() {
    return {
      // 表单参数

      /*  name:['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun'],
       votes:['21', '34', '15', '12', '12', '33', '12'], */

    }
  },
  mounted() {
    this.$nextTick(() => {
      this.initChart()
    })
  },
  beforeDestroy() {
    if (!this.chart) {
      return
    }
    this.chart.dispose()
    this.chart = null
  },
  methods: {



    initChart() {

      this.chart = echarts.init(this.$el, 'macarons')

      this.chart.setOption({
        tooltip: {
          trigger: 'axis',
          axisPointer: { // 坐标轴指示器，坐标轴触发有效
            type: 'shadow' // 默认为直线，可选为：'line' | 'shadow'
          }
        },
        grid: {
          top: 10,
          left: '2%',
          right: '2%',
          bottom: '3%',
          containLabel: true
        },
        // xAxis: [{
        //   type: 'category',
        //   data: this.xAxisData,
        //   axisTick: {
        //     alignWithLabel: true
        //   }
        // }],
        xAxis : [
    　　{
    　　　　type : 'category',
    　　　　data : this.xAxisData,
    　　　　axisLabel:{
    　　　　interval: 0,
    　　　　formatter: (value) => {
              // x轴的文字改为竖版显示
              console.log(this.formatter==="vertical")
              if(this.formatter==="vertical"){
                var str = value.split("");
                return str.join("\n");
              }
    
    　　　　}
    　　}
    　　}
    ],
        yAxis: [{
          type: 'value',
          data: this.yAxisData,
          axisTick: {
            show: false
          }
        }],
        series: [{
          name: '票数',
          type: 'bar',
          stack: 'vistors',
          barWidth: '60%',
          data: this.yAxisData,
          animationDuration
        }]
      })
    }
  }
}
</script>
  